<template>
  <div class="logins">
    <div class="login_box">
      <!-- 头像 -->
      <div class="avater_box">
        <img src="../assets/logo.png" alt="" />
      </div>
      <!-- 登录表单 -->
      <el-form ref="form" :model="form" :rules="rules" label-width="0px" class="forms">
        <el-form-item prop="username">
          <el-input v-model="form.username"  placeholder="user" prefix-icon="el-icon-s-custom"></el-input>
        </el-form-item>
        <el-form-item prop="password">
          <el-input type="password" v-model="form.password" placeholder="password" prefix-icon="el-icon-coin"></el-input>
        </el-form-item>
        <el-form-item class="btns">
          <el-button type="primary" @click="login">登录</el-button>
          <el-button type="info" @click="chong">重置</el-button>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>

<script>
export default {
  data() {
    return {
      form:{
        username:'admin',
        password:'123456'
      },
      //表单验证
      rules:{
        username:[
          { required: true, message: '请输入用户名', trigger: 'blur' },
          { min: 3, max: 5, message: '长度在 3 到 5 个字符', trigger: 'blur' }
        ],
        password:[
          { required: true, message: '请输入密码', trigger: 'blur' },
          { min: 6, max: 18, message: '长度在 6 到 18 个字符', trigger: 'blur' }
        ]
      }
    }
  },
  methods: {
    chong(){
      // 重置表单
      this.$refs.form.resetFields()
    },
    login(){
      this.$refs.form.validate(async (valid)=>{
        if(!valid) return;
        const {data:resp} = await this.$http.post('login',this.form)
        if(resp.meta.status !== 200) return this.$message.error('登录失败')
        this.$message.success('登录成功')
        // console.log(resp.data);
        window.sessionStorage.setItem('token',resp.data.token)
        this.$router.push('/home')
      })
    }
  }
};
</script>

<style lang="scss" scoped>
.logins {
  background-color: #2b4b6b;
  height: 100%;
  position: relative;

  .login_box {
    width: 450px;
    height: 300px;
    background-color: #fff;
    border-radius: 5px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);

    .avater_box {
      height: 130px;
      width: 130px;
      border: 1px solid #eee;
      border-radius: 50%;
      overflow: hidden;
      padding: 10px;
      box-shadow: 0 0 10px #ddd;
      position: absolute;
      left: 50%;
      transform: translate(-50%, -50%);
      background-color: #fff;

      img {
        width: 100%;
        height: 100%;
        border-radius: 50%;
        background-color: #eee;
      }
    }
  }

  .forms{
    position: absolute;
    bottom: 0;
    width: 100%;
    padding: 0 20px;
    box-sizing: border-box;

    .btns{
      display: flex;
      justify-content: center;
    }
  }
  
}
</style>